It can be quite fun yet can also be very boring at times. You make own Levels,

Characters(Heads), Weapons, and more for it. There is an Online and Offline Version(

Both are the same prog.) You can be in a Guild(I call it a gang) or be a loner. Ocansionlly

the Online Version is updated with new Weapons, Characters(Heads), and Levels.

Try it for yourself, The link below is where you can download it(It is the main Graal Site)